code: def enhancer(enhancer_config):
      return SpectrogramEnhancerModel(cfg=enhancer_config.model)
  
file_path: NeMo/tests/collections/tts/test_spectrogram_enhancer.py
imports: import pytest
  import torch
  from einops import rearrange
  from omegaconf import DictConfig
  from nemo.collections.tts.models import SpectrogramEnhancerModel
  from nemo.collections.tts.parts.utils.helpers import mask_sequence_tensor
label_desc: Use image node_id 2 for calling a global function with example usage: enhancer(enhancer_config) and returns: SpectrogramEnhancerModel